摘要
数字水印技术在数字化作品版权保护和内容认证方面发挥着重要的作用。文章首先系统地介绍了数字水印技术的特点、分类及其应用领域 ,然后阐述了数字水印的模型 ,算法的分类和评价标准 ,分析了几种典型的水印算法。
Digital Watermark plays an important role in protecting copyrights of digital data, preventing the pirate of digital data as well as providing authentication. At first, this article systematically introduces the basic concepts, characteristics and classification of digital watermark and its main application domain. Then,the article analyzes the fundamental architecture of digital watermark, classification and the evaluation standard of algorithms. It also analyzes several classical algorithms. At last,it predicts the trend of digital watermark technology.
出处
《交通与计算机》
2004年第6期41-44,共4页
Computer and Communications
